package chapter3.section3;

/**
 * 程序 3-2：单分支结构
 *
 * @author 张玮婷 20245080902061
 */

public class Abs {
    public static void main(String[] args) {
        int a = -10;
        if (a < 0) a = -a;
        System.out.println("a=" + a);
    }
}
